Naruto Unleashed: Battousai no Shinobi

Naruto Uzumaki namikaze, trained by Hiko Seijūrō XIII for six years who later slaughters the Uchiha Clan becomes the Hitokiri Battousai, no one except Kakashi Knows about it. Declared a disgrace by his father he leaves Konoha and becomes a shinobi's worse nightmare. Can he be saved from his own darkness? or will he be come a cold killer?